Ubuntu Linux - [ZDI-CAN-28618: New Vulnerability Report at rgbe.c]

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:1496-1 advisory.

    - CVE-2026-2049: improper validation of the length of user-supplied data when parsing HDR files can lead     to a heap       buffer overflow (bsc#1259749).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:1481-1 advisory.

    This update for gegl fixes the following issue:

    - CVE-2026-2049: improper validation of the length of user-supplied data when parsing HDR files can lead     to a heap       buffer overflow (bsc#1259749).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES12 host has a package installed that is affected by a vulnerability as referenced in the SUSE- SU-2026:1479-1 advisory.

    This update for gegl fixes the following issue:

    - CVE-2026-2049: improper validation of the length of user-supplied data when parsing HDR files can lead     to a heap       buffer overflow (bsc#1259749).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The version of gegl installed on the remote host is prior to 0.2.0-19. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3183 advisory.

    The `rgbe_read_new_rle` function in `gegl/libs/rgbe/rgbe.c` has a heap buffer overflow vulnerability     during HDR image parsing that may allow remote code execution. (CVE-2026-2049)

    When parsing an HDR image file, the function [rgbe_read_new_rle gegl/libs/rgbe/rgbe.c] contains HEAP Based     Buffer Overflow vulnerability that can lead to remote code execution. (CVE-2026-2050)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4487 advisory.

    - -------------------------------------------------------------------------     Debian LTS Advisory DLA-4487-1                debian-lts@lists.debian.org     https://www.debian.org/lts/security/                    Thorsten Alteholz     February 21, 2026                             https://wiki.debian.org/LTS
    - -------------------------------------------------------------------------

    Package        : gegl     Version        : 1:0.4.26-2+deb11u2     CVE ID         : CVE-2026-2049 CVE-2026-2050


    A heap-based buffer overflow was discovered in the RGBE/HDR parser of     GEGL, a graph-based image processing library, which could result in     denial of service or the execution of arbitrary code if malformed files     are processed.


    For Debian 11 bullseye, these problems have been fixed in version     1:0.4.26-2+deb11u2.

    We recommend that you upgrade your gegl packages.

    For the detailed security status of gegl please refer to     its security tracker page at:
    https://security-tracker.debian.org/tracker/gegl

    Further information about Debian LTS security advisories, how to apply     these updates to your system and frequently asked questions can be     found at: https://wiki.debian.org/LTS

Tenable has extracted the preceding description block directly from the Debian security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Debian 12 / 13 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-6142 advisory.

    - -------------------------------------------------------------------------     Debian Security Advisory DSA-6142-1                   security@debian.org     https://www.debian.org/security/                     Salvatore Bonaccorso     February 19, 2026                     https://www.debian.org/security/faq
    - -------------------------------------------------------------------------

    Package        : gegl     CVE ID         : CVE-2026-2049 CVE-2026-2050

    A heap-based buffer overflow was discovered in the RGBE/HDR parser of     GEGL, a graph-based image processing library, which could result in     denial of service or the execution of arbitrary code if malformed files     are processed.

    For the oldstable distribution (bookworm), this problem has been fixed     in version 1:0.4.42-2+deb12u2.

    For the stable distribution (trixie), this problem has been fixed in     version 1:0.4.62-2+deb13u2.

    We recommend that you upgrade your gegl packages.

    For the detailed security status of gegl please refer to its security     tracker page at:
    https://security-tracker.debian.org/tracker/gegl

    Further information about Debian Security Advisories, how to apply     these updates to your system and frequently asked questions can be     found at: https://www.debian.org/security/

    Mailing list: debian-security-announce@lists.debian.org

Tenable has extracted the preceding description block directly from the Debian security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - Ubuntu Linux - [ZDI-CAN-28618: New Vulnerability Report at rgbe.c] (CVE-2026-2049)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	Name	Product	Family	Severity
309130	SUSE SLED15 / SLES15 Security Update : gegl (SUSE-SU-2026:1496-1)	Nessus	SuSE Local Security Checks	high
307887	SUSE SLED15 / SLES15 Security Update : gegl (SUSE-SU-2026:1481-1)	Nessus	SuSE Local Security Checks	high
307875	SUSE SLES12 Security Update : gegl (SUSE-SU-2026:1479-1)	Nessus	SuSE Local Security Checks	high
301266	Amazon Linux 2 : gegl, --advisory ALAS2-2026-3183 (ALAS-2026-3183)	Nessus	Amazon Linux Local Security Checks	high
299719	Debian dla-4487 : gegl - security update	Nessus	Debian Local Security Checks	critical
299634	Debian dsa-6142 : gegl - security update	Nessus	Debian Local Security Checks	critical
299234	Linux Distros Unpatched Vulnerability : CVE-2026-2049	Nessus	Misc.	high

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CVE-2026-2049

high

Tenable Plugins

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critical

critical

high